Updated: 2025-12-17 07:25 CET

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Basic data
Locality:	Velka Bystrice
Code:	MVBYA
Type of measuring programme:	Automated measuring program
Locality owner:	MU Velka Bystrice
Classification
Abbreviation:	T/U/RI
Localization
Coordinates:	49° 35´ 34.506" North latitude 17° 21´ 26.499" East longitude
Altitude:	245 m

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Actual measured level of air pollution

Actual unverified data

Date and time	Air quality	SO₂	NO₂	PM₁₀	O₃		PM₁₀ - from model	O₃ - from model		PM₂.₅
		3h average	3h average	3h average	3h average		3h average	3h average		3h average
		µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³		µg∙m⁻³	µg∙m⁻³		µg∙m⁻³
2025-12-16 05:00 - 08:00 CET	1A			14.5						9.1
2025-12-16 06:00 - 09:00 CET	1A			15.1						8.8
2025-12-16 07:00 - 10:00 CET	1A			15.4						8.1
2025-12-16 08:00 - 11:00 CET	1A			16.7						8.5
2025-12-16 09:00 - 12:00 CET	1A			18.1						9.1
2025-12-16 10:00 - 13:00 CET	1A			21.1						11.8
2025-12-16 11:00 - 14:00 CET	1A			22.0						14.9
2025-12-16 12:00 - 15:00 CET	1A			25.2						17.0
2025-12-16 13:00 - 16:00 CET	1A			27.3						17.3
2025-12-16 14:00 - 17:00 CET	1A			29.1						17.8
2025-12-16 15:00 - 18:00 CET	1A			30.2						18.1
2025-12-16 16:00 - 19:00 CET	1B			40.5						29.8
2025-12-16 17:00 - 20:00 CET	1B			48.8						39.8
2025-12-16 18:00 - 21:00 CET	1B			57.6						51.8
2025-12-16 19:00 - 22:00 CET	1B			52.0						48.0
2025-12-16 20:00 - 23:00 CET	1B			51.0						47.9
2025-12-16 21:00 - 00:00 CET	1B			48.6						46.0
2025-12-16 22:00 - 01:00 CET
2025-12-16 23:00 - 02:00 CET
2025-12-17 00:00 - 03:00 CET
2025-12-17 01:00 - 04:00 CET
2025-12-17 02:00 - 05:00 CET
2025-12-17 03:00 - 06:00 CET
2025-12-17 04:00 - 07:00 CET

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Legend

Level	Index range	Air quality
1A	≥ 0.00 and < 0.34	very good to good
1B	≥ 0.34 and < 0.67
2A	≥ 0.67 and < 1.00	acceptable
2B	≥ 1.00 and < 1.50
3A	≥ 1.50 and < 2.00	aggravated to bad
3B	≥ 2.00
	Component is not measured, index not determined
	Incomplete data

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Map of station position

Map is on page with detailed information about locality